description: phandle of syscon used to control usb tcxo.
 
   hisilicon,eye-diagram-param:
-    $ref: /schemas/types.yaml#/definitions/uint32
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    maxItems: 1
     description: Eye diagram for phy.
 
 required:
 
     description: phandle of syscon used to control phy deep sleep.
 
   hisilicon,eye-diagram-param:
-    $ref: /schemas/types.yaml#/definitions/uint32
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    maxItems: 1
     description: Eye diagram for phy.
 
   hisilicon,tx-vboost-lvl: